classification schemes

1. Αρχική
2. classification schemes

• BT index languages

classification schemes

• NT1Dewey Decimal Classification
• NT1Library of Congress Classification
• NT1Universal Decimal Classification

• RT controlled vocabularies
• RT indexing

• EQ 025.43 (EKT-DDC)
• EQ ταξινομικά συστήματα (EKT-EL)